Finding the Fourth Proportional to 705,796.27, 1,058,099.12 and 306,135.99
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Solution
The fourth proportional to 705,796.27, 1,058,099.12 and 306,135.99 is: 458,945.78
Step by Step Solution
- Step 1: Write the proportion equation
705,796.27 : 1,058,099.12 = 306,135.99 : x - Step 2: Convert to fraction form
705,796.27/1,058,099.12 = 306,135.99/x - Step 3: Cross multiply
705,796.27x = 1,058,099.12 × 306,135.99 - Step 4: Simplify right side
705,796.27x = 323,922,221,619.33 - Step 5: Solve for x
x = 323,922,221,619.33/705,796.27 - Step 6: Final answer
x = 458,945.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.